完善UI

src/locales/en/common.json

@@ -597,7 +597,18 @@
     "tryAgain": "Try Again",
     "dailyUsageOverTime": "Daily Usage Over Time",
     "noUsageData": "No usage data available for the selected period",
+    "totalProjects": "Total Projects",
+    "avgProjectCost": "Average Project Cost",
+    "topProjectCost": "Highest Project Cost",
+    "projectCostDistribution": "Project Cost Distribution",
+    "projectTokenUsage": "Project Token Usage",
+    "projectCostRanking": "Project Cost Ranking",
+    "projectDetails": "Project Details",
+    "noProjectData": "No project data available",
+    "project": "Project",
     "cost": "Cost",
+    "requests": "Requests",
+    "times": "times",
     "lastUsed": "Last Used",
     "markdownEditorTitle": "Markdown Editor",
     "editSystemPrompt": "Edit your Claude Code system prompt",

src/locales/zh/common.json

@@ -578,7 +578,18 @@
     "tryAgain": "重试",
     "dailyUsageOverTime": "随时间变化的日常用量",
     "noUsageData": "选定时期内无用量数据",
+    "totalProjects": "项目总数",
+    "avgProjectCost": "平均项目成本",
+    "topProjectCost": "最高项目成本",
+    "projectCostDistribution": "项目成本分布",
+    "projectTokenUsage": "项目 Token 使用量",
+    "projectCostRanking": "项目成本排行",
+    "projectDetails": "项目详情",
+    "noProjectData": "暂无项目数据",
+    "project": "项目",
     "cost": "成本",
+    "requests": "请求数",
+    "times": "次",
     "lastUsed": "上次使用",
     "markdownEditorTitle": "Markdown 编辑器",
     "editSystemPrompt": "编辑您的 Claude Code 系统提示",